Mary and her daughters are busy preparing for the arrival of her baby – a warm, new beginning in contrast to the harsh winter snow and ice that has encased Port Denver.

The plan to have Frances work in co-operation with the hospice's "dealings" is a risky endeavor, and one they will all regret to make. She isn't one to be trifled with, cunning and forever one step ahead.

Following a death at the hospice, Mary and Ben have 24 hours to convince the police that Frances is the real killer.